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參數(shù)資料
| 型號： | TDA4887 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 160 MHz bus-controlled monitor video preamplifier |
| 中文描述： | 160 MHz的總線控制顯示器的視頻前置放大器 |
| 文件頁數(shù)： | 18/68頁 |
| 文件大?。?/td> | 425K |
| 代理商： | TDA4887 |
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2001 Oct 19
18
Philips Semiconductors
Product specification
160 MHz bus-controlled monitor video
preamplifier
TDA4887PS
δ
V
o(n)
overshoot of output signal
pulse related to actual
output pulse amplitude
(pins 22, 19 and 16)
undershoot of output signal
pulse related to actual
output pulse amplitude
(pins 22, 19 and 16)
input rise time = 1 ns;
maximum colour signal
10
%
input fall time = 1 ns;
maximum colour signal
10
%
Crosstalk at signal outputs; channels 1, 2 and 3 (pins 22, 19 and 16)
α
ct(tr)(n)
transient crosstalk
suppression
(pins 22, 19 and 16)
α
ct(f)
crosstalk suppression by
frequency
input rise/fall time = 1 ns;
note 24
10
dB
f = 50 MHz; note 25
f = 100 MHz; note 25
25
10
dB
dB
Internal feedback reference voltage for DC coupling;
see Fig.12 and note 26
V
ref(DC)
internal reference voltage for
negative feedback polarity
(without brightness control)
internal reference voltage for
negative feedback polarity
(with brightness control, see
also brightness control
V
DA(n)
)
FFH; FPOL = 0; BRI = 0
00H; FPOL = 0; BRI = 0
3.7
5.6
3.95
5.75
4.1
5.9
V
V
FFH; FPOL = 0; BRI = 1;
maximum brightness
00H; FPOL = 0; BRI = 1;
minimum brightness
2.3
2.55
2.7
V
5.6
5.75
5.9
V
Output clamping, feedback inputs for DC coupling; FB/R
1
, FB/R
2
and FB/R
3
(pins 23, 20 and 17)
I
FB/Rn(max)
maximum input current
(pins 23, 20 and 17)
during output clamping;
V
HFB
> 3.5 V;V
FB/Rn
= 0.5 V;
FPOL = 0
V
HFB
> 3.5 V; FPOL = 0
500
200
60
nA
V
bl(n)(ref)(min)
minimum reference black
level/minimum pedestal
black level
(pins 22, 19 and 16)
maximum reference black
level/maximum pedestal
black level
(pins 22, 19 and 16)
black level variation at CRT
black level decrease
between clamping pulses
related to maximum colour
signal (pins 22, 19 and 16)
0.01
0.1
0.5
V
V
bl(n)(ref)(max)
V
HFB
> 3.5 V; FPOL = 0
2.0
2.8
4.0
V
V
bl(CRT)
V
bl(n)(lf)
FPOL = 0; note 27
FPOL = 0; f
line
= 60 kHz;
δ
= 10%
0.1
200
mV
%
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| TDA4887PS | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:160 MHz bus-controlled monitor video preamplifier |
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